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Serverless becomes popular as a novel computing paradigms for cloud native services. However, the complexity and dynamic nature of serverless applications present significant challenges to ensure system availability and performance. There…

软件工程 · 计算机科学 2024-12-04 Jin Huang , Pengfei Chen , Guangba Yu , Yilun Wang , Haiyu Huang , Zilong He

Generalist robot policies trained on large-scale datasets such as Open X-Embodiment (OXE) demonstrate strong performance across a wide range of tasks. However, they often struggle to generalize beyond the distribution of their training…

机器人学 · 计算机科学 2025-08-11 Youguang Xing , Xu Luo , Junlin Xie , Lianli Gao , Hengtao Shen , Jingkuan Song

Large volumes of spatiotemporal data, characterized by high spatial and temporal variability, may experience structural changes over time. Unlike traditional change-point problems, each sequence in this context consists of function-valued…

统计方法学 · 统计学 2025-06-12 Fengyi Song , Decai Liang , Changliang Zou

This paper addresses the problem of localizing change points in high-dimensional linear regression models with piecewise constant regression coefficients. We develop a dynamic programming approach to estimate the locations of the change…

统计方法学 · 统计学 2020-10-21 Alessandro Rinaldo , Daren Wang , Qin Wen , Rebecca Willett , Yi Yu

Pedestrian detection is the cornerstone of many vision based applications, starting from object tracking to video surveillance and more recently, autonomous driving. With the rapid development of deep learning in object detection,…

计算机视觉与模式识别 · 计算机科学 2022-03-03 Irtiza Hasan , Shengcai Liao , Jinpeng Li , Saad Ullah Akram , Ling Shao

Root cause analysis (RCA) is essential for diagnosing failures within complex software systems to ensure system reliability. The highly distributed and interdependent nature of modern cloud-based systems often complicates RCA efforts,…

软件工程 · 计算机科学 2026-02-02 Evelien Riddell , James Riddell , Gengyi Sun , Michał Antkiewicz , Krzysztof Czarnecki

Several data analysis techniques employ similarity relationships between data points to uncover the intrinsic dimension and geometric structure of the underlying data-generating mechanism. In this paper we work under the model assumption…

机器学习 · 统计学 2019-04-09 Nicolas Garcia Trillos , Daniel Sanz-Alonso , Ruiyi Yang

Learning-based stereo matching and depth estimation networks currently excel on public benchmarks with impressive results. However, state-of-the-art networks often fail to generalize from synthetic imagery to more challenging real data…

计算机视觉与模式识别 · 计算机科学 2021-06-17 WeiQin Chuah , Ruwan Tennakoon , Alireza Bab-Hadiashar , David Suter

The discovery of Partial Differential Equations (PDEs) is an essential task for applied science and engineering. However, data-driven discovery of PDEs is generally challenging, primarily stemming from the sensitivity of the discovered…

机器学习 · 统计学 2024-03-27 Aoxue Chen , Yifan Du , Liyao Mars Gao , Guang Lin

We introduce PyRCA, an open-source Python machine learning library of Root Cause Analysis (RCA) for Artificial Intelligence for IT Operations (AIOps). It provides a holistic framework to uncover the complicated metric causal dependencies…

人工智能 · 计算机科学 2023-06-21 Chenghao Liu , Wenzhuo Yang , Himanshu Mittal , Manpreet Singh , Doyen Sahoo , Steven C. H. Hoi

Combining data from various sources empowers researchers to explore innovative questions, for example those raised by conducting healthcare monitoring studies. However, the lack of a unique identifier often poses challenges. Record linkage…

统计方法学 · 统计学 2025-09-16 Kayané Robach , Stéphanie L van der Pas , Mark A van de Wiel , Michel H Hof

Feature selection with specific multivariate performance measures is the key to the success of many applications, such as image retrieval and text classification. The existing feature selection methods are usually designed for…

机器学习 · 计算机科学 2015-03-19 Qi Mao , Ivor W. Tsang

Analysts often use data-driven approaches to supplement their substantive knowledge when selecting covariates for causal effect estimation. Multiple variable selection procedures tailored for causal effect estimation have been devised in…

统计方法学 · 统计学 2020-03-27 Denis Talbot , Claudia Beaudoin

We consider growing random networks $\{\mathcal G_n\}_{n \ge 1}$ where, at each time, a new vertex attaches itself to a collection of existing vertices via a fixed number $m \ge 1$ of edges, with probability proportional to an attachment…

概率论 · 数学 2023-03-10 Sayan Banerjee , Xiangying Huang

This paper focuses on intelligent routing in microservice systems and proposes an end-to-end optimization framework based on graph neural networks. The goal is to improve routing decision efficiency and overall system performance under…

网络与互联网体系结构 · 计算机科学 2025-10-20 Chenrui Hu , Ziyu Cheng , Di Wu , Yuxiao Wang , Feng Liu , Zhimin Qiu

Clustering multivariate time series data is a crucial task in many domains, as it enables the identification of meaningful patterns and groups in time-evolving data. Traditional approaches, such as crisp clustering, rely on the assumption…

统计方法学 · 统计学 2025-09-05 Ziling Ma , Ángel López-Oriona , Hernando Ombao , Ying Sun

Stability and reproducibility are essential considerations in various applications of statistical methods. False Discovery Rate (FDR) control methods are able to control false signals in scientific discoveries. However, many FDR control…

统计方法学 · 统计学 2025-12-22 Jiajun Sun , Zhanrui Cai , Wei Zhong

We investigate whether generating synthetic data can be a viable strategy for providing access to detailed geocoding information for external researchers, without compromising the confidentiality of the units included in the database. Our…

应用统计 · 统计学 2020-08-25 Joerg Drechsler , Jingchen Hu

We consider a class of inverse problems where it is possible to aggregate the results of multiple experiments. This class includes problems where the forward model is the solution operator to linear ODEs or PDEs. The tremendous size of such…

计算工程、金融与科学 · 计算机科学 2018-08-23 Aleksandr Aravkin , Michael P. Friedlander , Tristan van Leeuwen

Root cause analysis of anomalies aims to identify how and why a sample deviates from the normal process. Existing methods primarily focus on telling which features are responsible, ignoring that anomalies can arise through two fundamentally…

机器学习 · 计算机科学 2026-05-12 Hendrik Suhr , David Kaltenpoth , Jilles Vreeken